diff options
Diffstat (limited to 'arch/mips/pci/fixup-wrppmc.c')
-rw-r--r-- | arch/mips/pci/fixup-wrppmc.c | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/arch/mips/pci/fixup-wrppmc.c b/arch/mips/pci/fixup-wrppmc.c new file mode 100644 index 000000000000..3357c1300bb1 --- /dev/null +++ b/arch/mips/pci/fixup-wrppmc.c | |||
@@ -0,0 +1,37 @@ | |||
1 | /* | ||
2 | * fixup-wrppmc.c: PPMC board specific PCI fixup | ||
3 | * | ||
4 | * This file is subject to the terms and conditions of the GNU General Public | ||
5 | * License. See the file "COPYING" in the main directory of this archive | ||
6 | * for more details. | ||
7 | * | ||
8 | * Copyright (C) 2006, Wind River Inc. Rongkai.zhan (rongkai.zhan@windriver.com) | ||
9 | */ | ||
10 | #include <linux/init.h> | ||
11 | #include <linux/pci.h> | ||
12 | #include <asm/gt64120.h> | ||
13 | |||
14 | /* PCI interrupt pins */ | ||
15 | #define PCI_INTA 1 | ||
16 | #define PCI_INTB 2 | ||
17 | #define PCI_INTC 3 | ||
18 | #define PCI_INTD 4 | ||
19 | |||
20 | #define PCI_SLOT_MAXNR 32 /* Each PCI bus has 32 physical slots */ | ||
21 | |||
22 | static char pci_irq_tab[PCI_SLOT_MAXNR][5] __initdata = { | ||
23 | /* 0 INTA INTB INTC INTD */ | ||
24 | [0] = {0, 0, 0, 0, 0}, /* Slot 0: GT64120 PCI bridge */ | ||
25 | [6] = {0, WRPPMC_PCI_INTA_IRQ, 0, 0, 0}, | ||
26 | }; | ||
27 | |||
28 | int __init pcibios_map_irq(struct pci_dev *dev, u8 slot, u8 pin) | ||
29 | { | ||
30 | return pci_irq_tab[slot][pin]; | ||
31 | } | ||
32 | |||
33 | /* Do platform specific device initialization at pci_enable_device() time */ | ||
34 | int pcibios_plat_dev_init(struct pci_dev *dev) | ||
35 | { | ||
36 | return 0; | ||
37 | } | ||